Special section: Semantic Link Network

Special section: Semantic Link Network

Future Generation Computer Systems 26 (2010) 359–360 Contents lists available at ScienceDirect Future Generation Computer Systems journal homepage: ...

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Future Generation Computer Systems 26 (2010) 359–360

Contents lists available at ScienceDirect

Future Generation Computer Systems journal homepage: www.elsevier.com/locate/fgcs

Editorial

Special section: Semantic Link Network Hai Zhuge ∗ Chinese Academy of Sciences, No.6 South Science Road, 100080 Beijing, China

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Article history: Received 10 October 2009 Accepted 14 October 2009 Available online 23 October 2009

Semantic Link Network (SLN) is a self-organized semantic model consisting of three key components: semantic nodes, semantic links and reasoning rules. Semantic nodes can be resources of any type, class of resources, or even a semantic link network. Semantic links reflect relations between nodes. They can be created by tools like creating hyperlink or by some automatic discovery approaches. Reasoning rules are for deriving new semantic links from existing semantic links. The semantics of an SLN is defined by a primitive semantic space consisting of a class hierarchy and rules. SLN not only describes relations among objective existences but also records the formation process of a semantically linked world. It does not intend to represent human knowledge. It pursues semantic richness rather than correctness. Due to the semantic richness of semantic nodes, automatic discovery of semantic links is feasible, especially, when relevant metadata of resources is available. SLN naturally supports relational reasoning, analogical reasoning, and inductive reasoning [1]. It can be localized or decentralized. It autonomously evolves with addition or change of nodes and links. SLN inherits the characteristics of the Web and naturally supports relational query. With the addition and removal of semantic links, an SLN may evolve into semantic communities. The approach to discovering semantic communities in a large SLN is different from those for ordinary graph. The semantic communities dynamically support intelligent applications. Furthermore, the SLN has distinguished network effect, which is useful in social network studies [2]. This special section includes six papers on semantic link network. The first paper is about the application of SLN in resource discovery in a virtual organization. A semantics-aware topology construction method is used to group similar nodes to form a semantic small-world. Semantic links allow queries to be propagated between semantically related nodes [3]. The second paper applies



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the semantic link idea to construct a recommendation system. The semantic link incorporates specific domain ontology and user opinion [4]. The third paper is the application of SLN in discovering phishing targets of a suspicious webpage. The approach is based on construction and reasoning of the SLN of the suspicious webpage [5]. The fourth paper suggests an object-oriented SLN language for complex object description and operation [6]. The fifth paper applies SLN idea to a citation network. The methods for aggregating and discovering opinion communities in citation SLNs (C-SLN) are discussed [7]. The sixth paper proposes a schema theory for SLN, including rule-constraint normal forms and relevant algorithms. It helps normalized management of SLN [8]. Things in the world are interrelated. SLN not only reflects the interconnected world but also the interconnected minds. The selforganized characteristic of SLN makes it a suitable model to establish a dynamic semantic image in the interactive semantics [9]. This special section will play an important role in accelerating research and application of SLN. SLN is different from traditional semantic networks in goal, model, technology, and research method. SLN is forming a promising research direction. References [1] H. Zhuge, The Knowledge Grid, World Scientific, 2004. [2] H. Zhuge, Communities and emerging semantics in semantic link network: Discovery and learning, IEEE Transactions on Knowledge and Data Engineering 21 (6) (2009) 785–799. [3] J. Li, Grid resource discovery based on semantically linked virtual organizations, Future Generation Computer Systems 26 (3) (2010) 361–373. [4] R. Colomo-Palacios, SOLAR: Social link advanced recommendation system, Future Generation Computer Systems 26 (3) (2010) 374–380. [5] W. Liu, et al., Discovering phishing target based on semantic link network, Future Generation Computer Systems 26 (3) (2010) 381–388. [6] X. Sun, OSLN: An object-oriented semantic link network language for complex object description and operation, Future Generation Computer Systems 26 (3) (2010) 389–399. [7] Z. Huang, Y. Qiu, A multiple-perspective approach to constructing and aggregating citation semantic link network, Future Generation Computer Systems 26 (3) (2010) 400–407. [8] H. Zhuge, Y. Sun, The schema theory for semantic link network, Future Generation Computer Systems 26 (3) (2010) 408–420. [9] H. Zhuge, Interactive semantics, Artificial Intelligence (January 2010).

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H. Zhuge / Future Generation Computer Systems 26 (2010) 359–360

Hai Zhuge is a professor at the Chinese Academy of Sciences’ Institute of Computing Technology. He is also the chief scientist and the former director of the academy’s Key Lab of Intelligent Information Processing. He is the chief scientist of the China National Semantic and Knowledge Grid Research Project and the founder of the China Knowledge Grid Research Group. His main research interests include Knowledge Grid, Resource Space Model (RSM), Semantic Link Network (SLN) and Knowledge Flow. He presented over ten keynotes in international conferences. He initiates the International Conference on Semantics, Knowledge and Grid (SKG, www.knowledgegrid.net).

He is an advisory editor of the Future Generation Computer Systems, the associate editor-in-chief of Journal of Computer Science and Technology, and on the editorial board of IEEE Intelligent Systems. He is the author of The Knowledge Grid and The Web Resource Space Model. He was the top scholar in systems and software engineering during 2000 to 2004, according to a Journal of Systems and Software assessment report. His publications appeared in Communications of the ACM, Computer, IEEE Transactions on Knowledge and Data Engineering, IEEE Transactions on Parallel and Distributed Systems and ACM Transactions on Internet Technology. He received 2007’s Innovation Award of China Computer Federation for his fundamental theory of the Knowledge Grid. He is a senior member of IEEE and CCF. Email: [email protected]; www.knowledgegrid.net/~h.zhuge.